update copyright

gstlal-inspiral/bin/gstlal_inspiral_add_dt_dphi_snr_ratio_pdfs

-#!/usr/bin/python
+#!/usr/bin/env python
+#
+# Copyright (C) 2018, 2019 Chad Hanna
+#
+# This program is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License as published by the
+# Free Software Foundation; either version 2 of the License, or (at your
+# option) any later version.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General
+# Public License for more details.
+#
+# You should have received a copy of the GNU General Public License along
+# with this program; if not, write to the Free Software Foundation, Inc.,
+# 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+
 import sys
 import numpy
 from gstlal.stats.inspiral_extrinsics import TimePhaseSNR

gstlal-inspiral/bin/gstlal_inspiral_compute_dtdphideff_cov_matrix

 #!/usr/bin/python
 #
-# Copyright (C) 2019 Chad Hanna Amit Reza
+# Copyright (C) 2019 Chad Hanna, Amit Reza, Leo Tsukada
 #
 # This program is free software; you can redistribute it and/or modify it
 # under the terms of the GNU General Public License as published by the

gstlal-inspiral/bin/gstlal_inspiral_create_dt_dphi_snr_ratio_pdfs_dag

 #!/usr/bin/env python
 #
-# Copyright (C) 2018 Chad Hanna
+# Copyright (C) 2018, 2019 Chad Hanna
 #
 # This program is free software; you can redistribute it and/or modify it
 # under the terms of the GNU General Public License as published by the
@@ -20,7 +20,7 @@ import os
 from gstlal import dagparts
 import argparse
 
-parser = argparse.ArgumentParser(description = 'generate a dt dphi covariance matrix')
+parser = argparse.ArgumentParser(description = 'generate a dt dphi covariance matrix and tree data to replace share/inspiral_dtdphi_pdf.h5')
 parser.add_argument('--psd-xml', help = 'XML containing HLV psd')
 parser.add_argument('--H-snr', type = float, help = 'H characteristic SNR')
 parser.add_argument('--L-snr', type = float, help = 'L characteristic SNR')